30404360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108587}}^1$

素因数の和:108605

約数の個数: 32

約数和(自身を含む): 78183360

約数和(自身を除く): 47779000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108587, 217174, 434348, 542935, 760109, 868696, 1085870, 1520218, 2171740, 3040436, 3800545, 4343480, 6080872, 7601090, 15202180, 30404360]

約数ペア:

[(1, 30404360), (2, 15202180), (4, 7601090), (5, 6080872), (7, 4343480), (8, 3800545), (10, 3040436), (14, 2171740), (20, 1520218), (28, 1085870), (35, 868696), (40, 760109), (56, 542935), (70, 434348), (140, 217174), (280, 108587)]